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Dunfee

Albert Dunfee, Byfield, MA US

Patent application numberDescriptionPublished
20120108922Implantable Medical Sensor and Fixation System - An implantable medical device, such as a sensor for monitoring a selected internally detectable physiological parameter of a patient, is attached to a fixation member that is deployable within the patient to position and orient the sensor to enable it to perform its function. The fixation member may be configured to lie in a single plane when deployed or may be tubular in shape. The attachment of the housing and fixation member includes providing the fixation member with a linear attachment strut that is non-circular in cross section and providing the housing with external members that define an elongate channel, non-circular in cross section and receptive to the attachment strut. The attachment strut can be inserted transversely into the channel and the external member can be crimped over the strut to secure the housing and fixation member together.05-03-2012
20120108986Implantable Medical Sensor and Fixation System - An implantable medical device, such as a sensor for monitoring a selected internally detectable physiological parameter of a patient, is attached to a fixation member that is deployable within the patient to position and orient the sensor to enable it to perform its function. The fixation member may be configured to lie in a single plane when deployed or may be tubular in shape. The attachment of the housing and fixation member includes providing the fixation member with a linear attachment strut that is non-circular in cross section and providing the housing with external members that define an elongate channel, non-circular in cross section and receptive to the attachment strut. The attachment strut can be inserted transversely into the channel and the external member can be crimped over the strut to secure the housing and fixation member together.05-03-2012

Albert H. Dunfee, Byfield, MA US

Patent application numberDescriptionPublished
20120109002MEDICAL DEVICE FIXATION ATTACHMENT MECHANISM - A fixation member configured to anchor an implantable medical device within a patient is attached to an implantable medical device by introducing at least a portion of the fixation member in a tube mechanically connected to the medical device, and plastically deforming the tube in order to pinch the fixation member within a hollow space of the tube.05-03-2012

Matthew J. Dunfee, Belle Plaine, MN US

Patent application numberDescriptionPublished
20090030359Ambulatory traction - A device and method for applying intermittent passive traction (IPT) that includes an initial phase followed by a sustained traction phase and finally a relaxation phase. During the first phase of IPT, the spinal elements are placed under gentle traction. This period of time reduces the normal forces across the vertebral bodies, facet joints, paraspinal musculature, etc. The second phase holds the spine in sustained traction, further reducing the forces across the spinal elements, encouraging natural healing to occur and allowing the muscles a period of relaxation. The third phase includes the gradual reduction of traction. During this final phase, the normal forces across the spine are reestablished as the IPT device slowly releases traction. The method resolves many of the most limiting problems associated with traction, CPM, and passive treatment modalities.01-29-2009
20090036888Ambulatory spinal unloading method and apparatus - An ambulatory spinal unloading method and apparatus are implemented to achieve a desired minimum level of residual cushioning in response to a biasing force applied to the associated apparatus tensioning and/or compression mechanism(s). The ambulatory spinal unloading apparatus may further include a treatment system to provide desired levels of nerve and/or muscle stimulation in addition to hot and/or cold elements to provide further therapeutic effects as desired or necessary.02-05-2009

Susan J. Dunfee, Belle Plaine, MN US

Patent application numberDescriptionPublished
20090036888Ambulatory spinal unloading method and apparatus - An ambulatory spinal unloading method and apparatus are implemented to achieve a desired minimum level of residual cushioning in response to a biasing force applied to the associated apparatus tensioning and/or compression mechanism(s). The ambulatory spinal unloading apparatus may further include a treatment system to provide desired levels of nerve and/or muscle stimulation in addition to hot and/or cold elements to provide further therapeutic effects as desired or necessary.02-05-2009

William David Dunfee, Newark, DE US

Patent application numberDescriptionPublished
20090075386CLOG DETECTION IN A CLINICAL SAMPLING PIPETTE - Analyzing the pressure profile generated during a predetermined period of time prior to the end of an aspiration or dispensing process and comparing a pressure reading to predetermined values to determine if the aspiration or dispensing pipette was free of clogs.03-19-2009

Patent applications by William David Dunfee, Newark, DE US